The download should start shortly. If this don't happened yet, click here
Ignore the error message about Chrome Web Store when the download is complete
Open the "Extensions" page: Settings -> Tools -> Extensions
Drag the downloaded extension file to the "Extensions page"
Confirm Install YouTube Downloader
You're done! Now you can download any video!
Chrome:
1.3.0: New YouTube is now supported
1.3.1: Minor bug fixes
1.4.0: Show only resolutions avaliable for download
1.4.1: Improved support for 15 languages
1.4.5: Link creator updated, improved multilanguage
1.5.0: Download the video instantly(don't need more the right click)
1.5.2: Added support for download as 240p
1.5.3: Added initial support for HTML5
1.5.4: Added support for download as WebM*
1.5.5: Added support for channel pages
1.5.6: Bug fixed(When the button goes beyond the available width and go down), improved multilanguage
1.5.7: Solved problems with AdBlock and youtube copyright.
1.5.8: Support for YouTube update(11/03).
1.5.8.1: Minor bugs fixes.
1.5.9: Support fot Feather; fixed bug(WebM links didn't appear)
1.6: Minor bug fixes
1.6.1: Support for Original resolution
1.6.2: Update to fix YouTube update(03/24) and channel support
1.6.3: Update system updated
1.6.4: Better support for Cosmic Panda
1.6.5: Full support for Cosmic Panda
1.6.6: Support for YouTube Update(08/03)
1.6.6.3: Full support for YouTube Update(08/03)
1.7: Added option to enable the addres bar icon to download the videos,bug fixed.
2.0: Added MP3, several bugs fixed.
2.0.1: Some bugs fixed.
2.0.2: Engine updated, fix 240p link on some videos, fixed compatibility issues with FlashFree, fixed Download button style.
2.1: New engine, hover a link and see the video size, other improvements under the hood
2.1.1: Hover the resolution for file size
2.1.2: Suport for new youtube design
2.1.3: Fixed HTML5 video
2.1.4: Fixed invalid links
2.2: Minor bug fixes,Closed Caption download(beta),Opera 15 support
2.3: Minor bug fixes
Opera:
1.5.7: First release.
1.5.8: Support for YouTube update(11/03).
1.5.9: Minor bugs fixes.
1.6: Minor bug fixes.
1.6.1: Feather style fixed; Support for Original resolution.
1.6.2: Update to fix YouTube update(03/24) and channel support.
1.6.6: Full support for YouTube Update(08/03).
1.7: New engine and button style fixed.
2.2.0+: Chrome version
Firefox:
1.5.7: First release.
1.5.8: Support for YouTube update(11/03) and minor bug fixes.
1.6.2: Support fot Feather; fixed bug(WebM links didn't appear), Support for Original resolution, Update to fix YouTube update(03/24) and channel support, Minor bug fixes.